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/*
 * Copyright 2001-2004 The Apache Software Foundation.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.axis.components.compiler;

import java.io.IOException;
import java.util.List;

/**
 * This interface defines a compiler's functionality for all
 * (Java-based) compiled languages
 * @author Davanum Srinivas
 * @author Stefano Mazzocchi
 * @since 2.0
 */
public interface Compiler {
  /**
   * Set the name of the file containing the source program
   *
   * @param file The name of the file containing the source program
   */
  void addFile(String file);

  /**
   * Set the name of the directory containing the source program file
   *
   * @param srcDir The name of the directory containing the source program file
   */
  void setSource(String srcDir);

  /**
   * Set the name of the directory to contain the resulting object program file
   *
   * @param destDir The name of the directory to contain the resulting object
   * program file
   */
  void setDestination(String destDir);

  /**
   * Set the classpath to be used for this compilation
   *
   * @param classpath The classpath to be used for this compilation
   */
  void setClasspath(String classpath);

  /**
   * Set the encoding of the input source file or null to use the
   * platform's default encoding
   *
   * @param encoding The encoding of the input source file or null
   * to use the platform's default encoding
   */
  void setEncoding(String encoding);

  /**
   * Compile a source file yielding a loadable program file.
   *
   * @param filename The object program base file name
   * @param baseDirectory The directory containing the object program file
   * @param encoding The encoding expected in the source file or
   * null if it is the platform's default encoding
   * @exception LanguageException If an error occurs during compilation
   */
  boolean compile() throws IOException;

  /**
   * Return the list of errors generated by this compilation
   *
   * @return The list of errors generated by this compilation
   * @exception IOException If an error occurs during message collection
   */
  List getErrors() throws IOException;
}